Reference documentation for deal.II version GIT b533f29dc3 2022-09-27 06:15:01+00:00
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fe_abf.h
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1 // ---------------------------------------------------------------------
2 //
3 // Copyright (C) 2003 - 2021 by the deal.II authors
4 //
5 // This file is part of the deal.II library.
6 //
7 // The deal.II library is free software; you can use it, redistribute
8 // it, and/or modify it under the terms of the GNU Lesser General
9 // Public License as published by the Free Software Foundation; either
10 // version 2.1 of the License, or (at your option) any later version.
11 // The full text of the license can be found in the file LICENSE.md at
12 // the top level directory of deal.II.
13 //
14 // ---------------------------------------------------------------------
15 
16 #ifndef dealii_fe_abf_h
17 #define dealii_fe_abf_h
18 
19 #include <deal.II/base/config.h>
20 
24 #include <deal.II/base/table.h>
26 
27 #include <deal.II/fe/fe.h>
29 
30 #include <vector>
31 
33 
34 
100 template <int dim>
101 class FE_ABF : public FE_PolyTensor<dim>
102 {
103 public:
107  FE_ABF(const unsigned int p);
108 
114  virtual std::string
115  get_name() const override;
116 
124  virtual bool
125  has_support_on_face(const unsigned int shape_index,
126  const unsigned int face_index) const override;
127 
128  // documentation inherited from the base class
129  virtual void
131  const std::vector<Vector<double>> &support_point_values,
132  std::vector<double> & nodal_values) const override;
133 
134  virtual std::size_t
135  memory_consumption() const override;
136 
137  virtual std::unique_ptr<FiniteElement<dim, dim>>
138  clone() const override;
139 
140 private:
146  const unsigned int rt_order;
147 
154  static std::vector<unsigned int>
155  get_dpo_vector(const unsigned int degree);
156 
166  void
167  initialize_support_points(const unsigned int rt_degree);
168 
175  void
177 
185  {
186  public:
198  std::vector<std::vector<Tensor<1, dim>>> shape_values;
199 
209  std::vector<std::vector<Tensor<2, dim>>> shape_gradients;
210  };
211 
226 
227 
228 
243 
251  void
253 
254  // Allow access from other dimensions.
255  template <int dim1>
256  friend class FE_ABF;
257 };
258 
259 
260 
265 
266 #endif
std::vector< std::vector< Tensor< 2, dim > > > shape_gradients
Definition: fe_abf.h:209
std::vector< std::vector< Tensor< 1, dim > > > shape_values
Definition: fe_abf.h:198
Definition: fe_abf.h:102
void initialize_quad_dof_index_permutation_and_sign_change()
Definition: fe_abf.cc:123
Table< 2, double > boundary_weights
Definition: fe_abf.h:218
virtual std::unique_ptr< FiniteElement< dim, dim > > clone() const override
Definition: fe_abf.cc:156
virtual std::size_t memory_consumption() const override
Definition: fe_abf.cc:646
void initialize_restriction()
Definition: fe_abf.cc:342
virtual void convert_generalized_support_point_values_to_dof_values(const std::vector< Vector< double >> &support_point_values, std::vector< double > &nodal_values) const override
Definition: fe_abf.cc:564
virtual bool has_support_on_face(const unsigned int shape_index, const unsigned int face_index) const override
Definition: fe_abf.cc:522
virtual std::string get_name() const override
Definition: fe_abf.cc:136
static std::vector< unsigned int > get_dpo_vector(const unsigned int degree)
Definition: fe_abf.cc:489
Table< 2, double > boundary_weights_abf
Definition: fe_abf.h:235
const unsigned int rt_order
Definition: fe_abf.h:146
void initialize_support_points(const unsigned int rt_degree)
Definition: fe_abf.cc:171
Table< 3, double > interior_weights
Definition: fe_abf.h:225
friend class FE_ABF
Definition: fe_abf.h:256
Table< 3, double > interior_weights_abf
Definition: fe_abf.h:242
const unsigned int degree
Definition: fe_data.h:449
friend class InternalDataBase
Definition: fe.h:3063
Definition: vector.h:109
#define DEAL_II_NAMESPACE_OPEN
Definition: config.h:457
#define DEAL_II_NAMESPACE_CLOSE
Definition: config.h:458